21322465435613 has 16 divisors (see below), whose sum is σ = 22564740065280. Its totient is φ = 20092350592944.

The previous prime is 21322465435597. The next prime is 21322465435619. The reversal of 21322465435613 is 31653456422312.

It is a cyclic number.

It is not a de Polignac number, because 21322465435613 - 2⁴ = 21322465435597 is a prime.

It is a super-2 number, since 2×21322465435613² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21322465435619) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2764070 + ... + 7091192.

It is an arithmetic number, because the mean of its divisors is an integer number (1410296254080).

Almost surely, 2^{21322465435613} is an apocalyptic number.

It is an amenable number.

21322465435613 is a deficient number, since it is larger than the sum of its proper divisors (1242274629667).

21322465435613 is a wasteful number, since it uses less digits than its factorization.

21322465435613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4328528.

The product of its digits is 3110400, while the sum is 47.

The spelling of 21322465435613 in words is "twenty-one trillion, three hundred twenty-two billion, four hundred sixty-five million, four hundred thirty-five thousand, six hundred thirteen".